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Finding the Fourth Proportional to 1,925,579.02, 2,657,340.48 and 1,054,450.48

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Solution

The fourth proportional to 1,925,579.02, 2,657,340.48 and 1,054,450.48 is: 1,455,164.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925,579.02 : 2,657,340.48 = 1,054,450.48 : x
  2. Step 2: Convert to fraction form
    1,925,579.02/2,657,340.48 = 1,054,450.48/x
  3. Step 3: Cross multiply
    1,925,579.02x = 2,657,340.48 × 1,054,450.48
  4. Step 4: Simplify right side
    1,925,579.02x = 2,802,033,944,659.43
  5. Step 5: Solve for x
    x = 2,802,033,944,659.43/1,925,579.02
  6. Step 6: Final answer
    x = 1,455,164.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.